BOTANY. 229 
broad plumose setze. Scirpus lacustris of the old world is said to differ from ours in having а 
3-cleft style, but in our authentic European specimens the style is 2-cleft. 
SCIRPUS MARITIMUS, Linn.; Torr. Сур. p. 323. On the Rio Grande, and westward along the 
Gila to the Colorado. (No. 1942 and 1962, Wright.) The long creeping rhizoma produces one 
or more ovate farinaceous tubers about an inch in length. They are white inside, and covered 
with dark brown scales which terminate in long filaments. 
FIMBRISTYLIS SPADICEA, Vahl, Enum. 2, р. 294; Torr. Сур. p. 346. Е. cylindrica, Vahl, l. c. 
Leon Springs, western Texas; Bigelow. 
IsOLEPIS CAPILLARIS, Roem. & Schultes, Syst. 2, p. 118; Torr. Сур. p. 350. Fimbristylis capil- 
laris, Gray, Man. ed. 2, p. 503. Oak woods on the Colorado, Texas; Wright, (No. 1936 in 
part.) Var. culmo 1-2-stachyo. Base of the Limpio mountains, and near the Copper Mines of 
New Mexico; Bigelow. (No. 1936, in part, Wright.) Culms 3-6 inches high, often bearing 
only a single spike, and very rarely more than two ; the primary one solitary and the other on 
а тау 2-3 lines long. Involucre of two very unequal leaves, one of which is longer than the 
ray, the other mostly shorter than the sessile spike. Scales and nutlets as in theordinary form 
of the plant. 
DICHROMENA LEUCOCEPHALA, Micha. Fl. 1, p. 37; Torr. Сур. p. 357. Near the Guadalupe 
river, above Victoria, Texas; Schott. (No. 716, Wright.) 
HEMICARPHA SUBSQUARROSA, Nees, Сур. in Endl. & Mart. Fl. Bras. р. 61, 4. 4, f. 1; Torr. Fl, 
New York, 2, p. 362. Scirpus subsquarrosus, Muhl. Gram. р. 39. Isolepis subsquarrosa, Schrad. ; 
Torr. Cyp. p. 51. Hills near the Copper Mines of New Mexico. (No. 715 and 1936, Wright.) 
CLADIUM EFFUSUM, Torr. Сур. р. 314. Scheenus effusus, Swartz; Muhl. Gram. p. 13. Wet 
places in elevated valleys on the Limpio; Bigelow. Western Texas; Wright. 
GENUS CAREX. 
BY PROFESSOR C. DEWEY. 
Carex Ноорп, Boott, in Hook. Fl. Bor.—4mer. 2, p. 211, ё. 211. Copper Mines, New 
Mexico; Bigelow. 
Carex Dovcrasir, Boott, 1. c. t. 214. Copper Mines and other parts, New Mexico; Bigelow. 
CAREX MARCIDA, Boott, l. c. t. 213. River banks near San Luis Rey, California, March; Parry. 
San Bernardino, Sonora, and along the Gila, June; Thurber. Camp Tezotat, Sonora; Thurber, 
Schott. . 
Carex SICCATA, Dewey in Sill. Journ. 29, p. 218, t. F. f. 18, & 14, p. 353. C. pallida, Meyer. 
Chihuahua; Parry. 
CAREX Festiva, Dewey in Sill. Jour. 29, p. 351, t. W. f. ТІ. Monterey, California, April; 
Parry. 
CAREX CEPHALOPHORA, Willd. Sp. 4, p. 220. In woods, western Texas; Wright. 
Carex HOOKERIANA, Dewey in Sill. Jour. 29, p. 248, t. X. f. 75. Copper Mines and Rio Mim- 
bres, New Mexico ; Bigelow. The specimens are numerous, large and small forms, and are well 
characterized. 
Carex Lippont, Zoott, in Hook. Fl. Bor.—Amer. 2, p. 214, t. 215. Copper Mines, May; 
Thurber. | 
CAREX MONTICOLA (Dewey): spicis distinctis erectis breviusculis oblongis ; staminifera terminali 
= C fees Zee Ln Fang. (хх E 
